Unknown origin

Your gemstone search

Showing 113–128 of 334 results

  • Peridot

    Peridot

    5,978 ct. | IV/C
    GLA
    €1,300.00
  • Peridot

    Peridot

    5,986 ct. | III/C
    GLA
    €1,800.00
  • Peridot

    Peridot

    6,862 ct. | III/C
    GLA
    €2,200.00
  • Peridot

    Peridot

    7,325 ct. | IV/D
    GLA
    €1,600.00
  • Peridot

    Peridot

    7,368 ct. | III/C
    GLA
    €2,200.00
  • Peridot

    Peridot

    7,785 ct. | IV/C
    GLA
    €2,200.00
  • Peridot

    Peridot

    8,248 ct. | III/D
    GLA
    €1,400.00
  • Peridot

    Peridot

    8,317 ct. | III/D
    GLA
    €1,800.00
  • Peridot

    Peridot

    8,362 ct. | IV/C
    GLA
    €1,900.00
  • Peridot

    Peridot

    9,357 ct. | III/D
    GLA
    €2,700.00
  • Peridot

    Peridot

    8,14 ct. | IV/C
    GLA
    €1,800.00
  • Peridot

    Peridot

    3,693 ct. | IV/C
    GLA
    €600.00
  • Pink sapphire

    Pink sapphire

    7,124 ct. | V/D
    GLA
    €13,000.00
  • Pink sapphire

    Pink sapphire

    1,129 ct. | V/C
    GLA
    €800.00
  • Pink sapphire

    Pink sapphire

    1,622 ct. | IV/C
    GLA
    €1,600.00
  • Pink sapphire

    Pink sapphire

    1,552 ct. | V/C
    GLA
    €1,500.00

Facts

properties of sapphire

  • Belongs mineralogically to corundum
  • Hardness grade 9
  • Chemical formula: Al2O3
  • Includes all colors except red, red corundum is called "ruby
  • Coloration generally by metal oxides (e.g. blue: titanium oxide)
  • High density of 3.9 - 4.1

origin

worth knowing

  • Oldest known locality: Burma
  • The legendary place of discovery: "Kashmir"
  • Assigned to the planet Saturn
  • Besides blue, pink sapphire is especially sought after: "hot pink".
  • The most recently discovered localities are Madagascar and Ethiopia

investment in sapphire

  • second most suitable of all gemstones for investment
  • less rare than ruby but also strongly increasing in value
  • Stones should have at least 1 ct weight, better from 3 ct.
  • larger stones have higher increase in value
  • Experts reckon with 6% increase in value per year
  • beautiful sparkling sapphires are preferable
close
[cleverreach form=219969]